.Buildings.Applications.DataCenters.ChillerCooled.Equipment.BaseClasses.PartialPumpParallel

Information

Partial model for num parallel pumps, each with an isolation valve to avoid recirculation.

Revisions

• March 1, 2023, by Michael Wetter:
  Changed constants from 0 to 0.0 and 1 to 1.0.
  This is for #3267.
• November 16, 2022, by Michael Wetter:
  Improved sequence to avoid switching pump on when the valve is commanded off.
• November 15, 2022, by Michael Wetter:
  Set initial state of valve to be open, and changed rise time of valve to be the same as pump.
  This is for IBPSA, issue 1659.
• March 3, 2022, by Michael Wetter:
  Moved massDynamics to Advanced tab and added assertion for correct combination of energy and mass dynamics.
  This is for IBPSA, issue 1542.
• April 14, 2020, by Michael Wetter:
  Changed homotopyInitialization to a constant.
  This is for IBPSA, Buildings, #1341.
• September 2, 2017, by Michael Wetter:
  Removed sign with hysteresis to avoid chattering.
• June 30, 2017, by Yangyang Fu:
  First implementation.